Polymer Coated Brake Rotors
In fact the brake rotors often become these ugly little gremlins that you are forced to accept as part of your car.
Polymer coated brake rotors. This slows the corrosion process but barely. When the rotor is used on the vehicle for the first time the layer of geomet over the braking surface is easily rubbed away by friction. Search for info in my other thread on diy front brake rotor. Tested to withstand 400 hours of salt spray equivalent to 18 southern michigan winter months coated brake rotors edges and vanes stay cleaner longer optimizing air flow and performance.
Rust on your vehicle is inevitable in canada including on components like brake rotors. There is no easy answer as there are so many different types brands of ceramic and polymer coated rotors out there and they all claim top durability and performance. Surface rust won t hurt anything it just doesn t look nice. There is a reason brake rotors develop rust and start looking like ancient archeological dig items after a few months but that s not something we have.
Same as the cheap brake rotors. But the truth is not all brake rotors have to be hideous. Even with coated brake rotors the quality varies. The specially formulated polymer coating is applied to the entire rotor offering total protection for optimal performance and longer life.
This exposes a ring of steel where the brake pad and the brake rotor meet. Perhaps it s just coincidental that the coated ones come with a 3 year warranty. Geomet brake coating is the highest quality of brake rotor coating on the market today. At allrotors our premium rotors come with geomet 360 coating one of the most advanced durable and eco friendly coating on the market today.
After the coating cures it ends up as a thin dry film approximately 8 micrometers thick and gives the rotor a metallic silver look. Some manufacturers use the same cheap brake rotor and paint a coating or even worse powder coat them. The paint wares off the surface where the pads touch and then stay on the other bits of the rotor to prevent surface rust. Brake rotors aren t exactly known to be the cleanest part of the car.
Autozone rotors carry a 2 year warranty then pro rated. The coating is basically just for looks. Or perhaps your mechanic is a dick. Napa brakes ultra premium 100 polymer coated rotors.
Acdelco s professional series line of brake rotors are well made inexpensive and coated for rust prevention making them a good choice for. Not all rotors are created equal. I bought it at autozone for 42 each. I have been using autozone front rotors now for 2 years smooth like a baby.